Update web-platform-tests to revision 3cb5a99e5521936fb8819de8aaba806050b84184

tests/wpt/web-platform-tests/std-toast/resources/helpers.js

@@ -0,0 +1,70 @@
+import { showToast, StdToastElement } from 'std:elements/toast';
+
+// helper functions to keep tests from bleeding into each other
+
+const runTest = (testFn, name, toast) => {
+    try {
+        test(() => {
+            testFn(toast);
+        }, name);
+    } finally {
+        toast.remove();
+    }
+};
+
+const runTestAsync = (testFn, name, toast) => {
+    async_test(t => {
+        testFn(t, toast);
+        t.add_cleanup(() => {
+            toast.remove();
+        });
+    }, name);
+};
+
+export const testToastElement = (testFn, name) => {
+    const toast = new StdToastElement('Message', {});
+    document.querySelector('main').appendChild(toast);
+
+    runTest(testFn, name, toast);
+};
+
+export const testToastElementAsync = (testFn, name) => {
+    const toast = new StdToastElement('Message', {});
+    document.querySelector('main').appendChild(toast);
+
+    runTestAsync(testFn, name, toast);
+};
+
+export const testShowToast = (testFn, name) => {
+    const toast = showToast("message");
+
+    runTest(testFn, name, toast);
+};
+
+export const assertToastShown = (toast) => {
+    assert_not_equals(window.getComputedStyle(toast).display, 'none');
+    assert_true(toast.hasAttribute('open'));
+    assert_true(toast.open);
+};
+
+export const assertToastNotShown = (toast) => {
+    assert_equals(window.getComputedStyle(toast).display, 'none');
+    assert_false(toast.hasAttribute('open'));
+    assert_false(toast.open);
+};
+
+export class EventCollector {
+    events = [];
+
+    getCallback() {
+        return (e) => {this.events.push(e)};
+    }
+
+    getCount() {
+        return this.events.length;
+    }
+
+    getEvents() {
+        return this.events;
+    }
+}